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Model

Hunyuan A13B Instruct

Tencent Hunyuan A13B Instruct — pricing, 131k context window, API cost calculator and alternatives.

By Tencent

{} JSON Forces output to be valid JSON, reducing parse errors. Some providers also let you constrain to a schema. Glossary →
Context window Maximum tokens (input + output) the model can process in a single request. Glossary →
131,072
tokens
Input price What the model charges for tokens you send (prompt + context). Glossary →
$0.1400
per 1M tokens
Output price What the model charges for tokens it generates. Usually 3–5× pricier than input. Glossary →
$0.5700
per 1M tokens

Specs

Provider
Tencent
Slug
tencent/hunyuan-a13b-instruct
Capabilities
json_mode

Pricing freshness

Tier
standard
Currency
USD
As of
2026-05-08 17:08 UTC
Estimate monthly cost → See alternatives to Hunyuan A13B Instruct →

Pricing history

Tracking Hunyuan A13B Instruct pricing since 2026-05-08. We'll plot the chart here once it changes.

Quickstart — call Hunyuan A13B Instruct from your app

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "tencent/hunyuan-a13b-instruct",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Official docs: https://openrouter.ai/docs

Related models

Similar capabilities, context window, and price tier — drawn from across the catalog so you can compare alternatives in one click.

Frequently asked questions

What is Hunyuan A13B Instruct?

Hunyuan A13B Instruct is a large language model API from Tencent with a 131k-token context window. It costs $0.14 per 1M input tokens and $0.57 per 1M output tokens.

How much does Hunyuan A13B Instruct cost?

Hunyuan A13B Instruct is priced at $0.14 per 1M input tokens and $0.57 per 1M output tokens via the Tencent API. A 50/50 input/output workload of 1M total tokens costs about $0.355.

What is the context window of Hunyuan A13B Instruct?

Hunyuan A13B Instruct supports up to 131k tokens of context per request — roughly 262 pages of English text or 16384 lines of code at a typical density.

Does Hunyuan A13B Instruct support vision, tool use, or JSON mode?

Hunyuan A13B Instruct supports structured JSON mode. It does not support image input (vision) and tool/function calling.

Who makes Hunyuan A13B Instruct?

Hunyuan A13B Instruct is built and operated by Tencent. Pricing, context window, and capabilities on this page are refreshed nightly from Tencent's public catalog.

Can I self-host Hunyuan A13B Instruct?

Hunyuan A13B Instruct is API-only — its weights are not publicly distributed by Tencent, so it cannot be self-hosted today.

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